Two minutes. According to relevant information, octopus is octopus. Octopus is tender and can be eaten after cooking for about two minutes. Boiled for too long, octopus has no toughness and poor taste. Octopus, also known as octopus, is a mollusk in the ocean, so it is called octopus. Octopus is rich in nutritional value, containing a lot of protein, fat, carbohydrates, riboflavin, trace elements and minerals. Its meat is fresh and tender, can provide a lot of calories, and can be eaten in moderation.